Update README.md

README.md

@@ -52,9 +52,11 @@ Each row in the dataset contains the following fields:
 
 ## How to use this dataset?
 You can use this dataset together with its [embeddings](https://huggingface.co/datasets/OpenResearcher/OpenResearcher-Indexes) to build an offline search engine. Below is a pseduo code for **demonstration only** (for production use, consider [Faiss-GPU](https://github.com/facebookresearch/faiss/wiki/Faiss-on-the-GPU)).
-```python
+```bash
 # download index before
-# huggingface-cli download OpenResearcher/OpenResearcher-Corpus --repo-type=dataset --include="qwen3-embedding-8b/*" --local-dir ./indexes
+huggingface-cli download OpenResearcher/OpenResearcher-Corpus --repo-type=dataset --include="qwen3-embedding-8b/*" --local-dir ./indexes
+```
+```python
 import glob
 import pickle
 import faiss